Finding the Fourth Proportional to 936,789.08, 1,405,407.18 and 305,704.04
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Solution
The fourth proportional to 936,789.08, 1,405,407.18 and 305,704.04 is: 458,629.01
Step by Step Solution
- Step 1: Write the proportion equation
936,789.08 : 1,405,407.18 = 305,704.04 : x - Step 2: Convert to fraction form
936,789.08/1,405,407.18 = 305,704.04/x - Step 3: Cross multiply
936,789.08x = 1,405,407.18 × 305,704.04 - Step 4: Simplify right side
936,789.08x = 429,638,652,771.01 - Step 5: Solve for x
x = 429,638,652,771.01/936,789.08 - Step 6: Final answer
x = 458,629.01
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.